public class Main {
	public static void main(String[] args ) {	
		int i,n=0;		
		i=36;
		int a[]=new int[20];
		while(i/2!=0)
		{
			a[n]=i%2;
			i=i/2;
			n++;
		}
		a[n]=i;
		while(n>=0)
		{
			System.out.print(a[n]);
			n--;
		}
	}		 
}